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git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@5277 f3b2605a-c512-4ea7-a41b-209d697bcdaa
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pscrozi
2010-11-23 00:40:35 +00:00
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lib/gpu/cudpp_mini/cutil.h Normal file
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/*
* Copyright 1993-2006 NVIDIA Corporation. All rights reserved.
*
* NOTICE TO USER:
*
* This source code is subject to NVIDIA ownership rights under U.S. and
* international Copyright laws.
*
* NVIDIA MAKES NO REPRESENTATION ABOUT THE SUITABILITY OF THIS SOURCE
* CODE FOR ANY PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR
* IMPLIED WARRANTY OF ANY KIND. NVIDIA DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOURCE CODE, INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE.
* IN NO EVENT SHALL NVIDIA BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL,
* OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE
* OR PERFORMANCE OF THIS SOURCE CODE.
*
* U.S. Government End Users. This source code is a "commercial item" as
* that term is defined at 48 C.F.R. 2.101 (OCT 1995), consisting of
* "commercial computer software" and "commercial computer software
* documentation" as such terms are used in 48 C.F.R. 12.212 (SEPT 1995)
* and is provided to the U.S. Government only as a commercial end item.
* Consistent with 48 C.F.R.12.212 and 48 C.F.R. 227.7202-1 through
* 227.7202-4 (JUNE 1995), all U.S. Government End Users acquire the
* source code with only those rights set forth herein.
*/
/* CUda UTility Library */
#ifndef _CUTIL_H_
#define _CUTIL_H_
#include <cuda_runtime.h>
#ifdef _WIN32
# pragma warning( disable : 4996 ) // disable deprecated warning
#endif
#ifdef __cplusplus
extern "C" {
#endif
// helper typedefs for building DLL
#ifdef _WIN32
# ifdef BUILD_DLL
# define DLL_MAPPING __declspec(dllexport)
# else
# define DLL_MAPPING __declspec(dllimport)
# endif
#else
# define DLL_MAPPING
#endif
#ifdef _WIN32
#define CUTIL_API __stdcall
#else
#define CUTIL_API
#endif
////////////////////////////////////////////////////////////////////////////
//! CUT bool type
////////////////////////////////////////////////////////////////////////////
enum CUTBoolean
{
CUTFalse = 0,
CUTTrue = 1
};
////////////////////////////////////////////////////////////////////////////
//! Deallocate memory allocated within Cutil
//! @param pointer to memory
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
void CUTIL_API
cutFree( void* ptr);
////////////////////////////////////////////////////////////////////////////
//! Helper for bank conflict checking (should only be used with the
//! CUT_BANK_CHECKER macro)
//! @param tidx thread id in x dimension of block
//! @param tidy thread id in y dimension of block
//! @param tidz thread id in z dimension of block
//! @param bdimx block size in x dimension
//! @param bdimy block size in y dimension
//! @param bdimz block size in z dimension
//! @param file name of the source file where the access takes place
//! @param line line in the source file where the access takes place
//! @param aname name of the array which is accessed
//! @param index index into the array
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
void CUTIL_API
cutCheckBankAccess( unsigned int tidx, unsigned int tidy, unsigned int tidz,
unsigned int bdimx, unsigned int bdimy,
unsigned int bdimz, const char* file, const int line,
const char* aname, const int index);
////////////////////////////////////////////////////////////////////////////
//! Find the path for a filename within a hardcoded set of paths
//! @return the path if succeeded, otherwise 0
//! @param filename name of the file
//! @param executablePath optional absolute path of the executable
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
char* CUTIL_API
cutFindFilePath(const char* filename, const char* executablePath);
////////////////////////////////////////////////////////////////////////////
//! Find the path for a filename within a specified directory tree
//! @return the path if succeeded, otherwise 0
//! @param filename name of the file
//! @param executablePath optional absolute path of the executable
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutFindFile(char * outputPath, const char * startDir, const char * dirName);
////////////////////////////////////////////////////////////////////////////
//! Find the path for a filename within a specified directory tree
//! @return the path if succeeded, otherwise 0
//! @param filename name of the file
//! @param executablePath optional absolute path of the executable
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutFindDir(char * outputPath, const char * startDir, const char * dirName);
////////////////////////////////////////////////////////////////////////////
//! Read file \filename containing single precision floating point data
//! @return CUTTrue if reading the file succeeded, otherwise false
//! @param filename name of the source file
//! @param data uninitialized pointer, returned initialized and pointing to
//! the data read
//! @param len number of data elements in data, -1 on error
//! @note If a NULL pointer is passed to this function and it is
//! initialized within Cutil then cutFree() has to be used to
//! deallocate the memory
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutReadFilef( const char* filename, float** data, unsigned int* len,
bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Read file \filename containing double precision floating point data
//! @return CUTTrue if reading the file succeeded, otherwise false
//! @param filename name of the source file
//! @param data uninitialized pointer, returned initialized and pointing to
//! the data read
//! @param len number of data elements in data, -1 on error
//! @note If a NULL pointer is passed to this function and it is
//! initialized within Cutil then cutFree() has to be used to
//! deallocate the memory
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutReadFiled( const char* filename, double** data, unsigned int* len,
bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Read file \filename containing integer data
//! @return CUTTrue if reading the file succeeded, otherwise false
//! @param filename name of the source file
//! @param data uninitialized pointer, returned initialized and pointing to
//! the data read
//! @param len number of data elements in data, -1 on error
//! @note If a NULL pointer is passed to this function and it is
//! initialized within Cutil then cutFree() has to be used to
//! deallocate the memory
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutReadFilei( const char* filename, int** data, unsigned int* len, bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Read file \filename containing unsigned integer data
//! @return CUTTrue if reading the file succeeded, otherwise false
//! @param filename name of the source file
//! @param data uninitialized pointer, returned initialized and pointing to
//! the data read
//! @param len number of data elements in data, -1 on error
//! @note If a NULL pointer is passed to this function and it is
//! initialized within Cutil then cutFree() has to be used to
//! deallocate the memory
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutReadFileui( const char* filename, unsigned int** data,
unsigned int* len, bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Read file \filename containing char / byte data
//! @return CUTTrue if reading the file succeeded, otherwise false
//! @param filename name of the source file
//! @param data uninitialized pointer, returned initialized and pointing to
//! the data read
//! @param len number of data elements in data, -1 on error
//! @note If a NULL pointer is passed to this function and it is
//! initialized within Cutil then cutFree() has to be used to
//! deallocate the memory
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutReadFileb( const char* filename, char** data, unsigned int* len,
bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Read file \filename containing unsigned char / byte data
//! @return CUTTrue if reading the file succeeded, otherwise false
//! @param filename name of the source file
//! @param data uninitialized pointer, returned initialized and pointing to
//! the data read
//! @param len number of data elements in data, -1 on error
//! @note If a NULL pointer is passed to this function and it is
//! initialized within Cutil then cutFree() has to be used to
//! deallocate the memory
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutReadFileub( const char* filename, unsigned char** data,
unsigned int* len, bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Write a data file \filename containing single precision floating point
//! data
//! @return CUTTrue if writing the file succeeded, otherwise false
//! @param filename name of the file to write
//! @param data pointer to data to write
//! @param len number of data elements in data, -1 on error
//! @param epsilon epsilon for comparison
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutWriteFilef( const char* filename, const float* data, unsigned int len,
const float epsilon, bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Write a data file \filename containing double precision floating point
//! data
//! @return CUTTrue if writing the file succeeded, otherwise false
//! @param filename name of the file to write
//! @param data pointer to data to write
//! @param len number of data elements in data, -1 on error
//! @param epsilon epsilon for comparison
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutWriteFiled( const char* filename, const float* data, unsigned int len,
const double epsilon, bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Write a data file \filename containing integer data
//! @return CUTTrue if writing the file succeeded, otherwise false
//! @param filename name of the file to write
//! @param data pointer to data to write
//! @param len number of data elements in data, -1 on error
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutWriteFilei( const char* filename, const int* data, unsigned int len,
bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Write a data file \filename containing unsigned integer data
//! @return CUTTrue if writing the file succeeded, otherwise false
//! @param filename name of the file to write
//! @param data pointer to data to write
//! @param len number of data elements in data, -1 on error
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutWriteFileui( const char* filename,const unsigned int* data,
unsigned int len, bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Write a data file \filename containing char / byte data
//! @return CUTTrue if writing the file succeeded, otherwise false
//! @param filename name of the file to write
//! @param data pointer to data to write
//! @param len number of data elements in data, -1 on error
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutWriteFileb( const char* filename, const char* data, unsigned int len,
bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Write a data file \filename containing unsigned char / byte data
//! @return CUTTrue if writing the file succeeded, otherwise false
//! @param filename name of the file to write
//! @param data pointer to data to write
//! @param len number of data elements in data, -1 on error
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutWriteFileub( const char* filename,const unsigned char* data,
unsigned int len, bool verbose = false);
////////////////////////////////////////////////////////////////////////////
//! Load PGM image file (with unsigned char as data element type)
//! @return CUTTrue if reading the file succeeded, otherwise false
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
//! @note If a NULL pointer is passed to this function and it is
//! initialized within Cutil then cutFree() has to be used to
//! deallocate the memory
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutLoadPGMub( const char* file, unsigned char** data,
unsigned int *w,unsigned int *h);
////////////////////////////////////////////////////////////////////////////
//! Load PPM image file (with unsigned char as data element type)
//! @return CUTTrue if reading the file succeeded, otherwise false
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutLoadPPMub( const char* file, unsigned char** data,
unsigned int *w,unsigned int *h);
////////////////////////////////////////////////////////////////////////////
//! Load PPM image file (with unsigned char as data element type), padding
//! 4th component
//! @return CUTTrue if reading the file succeeded, otherwise false
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutLoadPPM4ub( const char* file, unsigned char** data,
unsigned int *w,unsigned int *h);
////////////////////////////////////////////////////////////////////////////
//! Load PGM image file (with unsigned int as data element type)
//! @return CUTTrue if reading the file succeeded, otherwise false
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
//! @note If a NULL pointer is passed to this function and it is
//! initialized within Cutil then cutFree() has to be used to
//! deallocate the memory
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutLoadPGMi( const char* file, unsigned int** data,
unsigned int* w, unsigned int* h);
////////////////////////////////////////////////////////////////////////////
//! Load PGM image file (with unsigned short as data element type)
//! @return CUTTrue if reading the file succeeded, otherwise false
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
//! @note If a NULL pointer is passed to this function and it is
//! initialized withing Cutil then cutFree() has to be used to
//! deallocate the memory
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutLoadPGMs( const char* file, unsigned short** data,
unsigned int* w, unsigned int* h);
////////////////////////////////////////////////////////////////////////////
//! Load PGM image file (with float as data element type)
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
//! @note If a NULL pointer is passed to this function and it is
//! initialized withing Cutil then cutFree() has to be used to
//! deallocate the memory
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutLoadPGMf( const char* file, float** data,
unsigned int* w, unsigned int* h);
////////////////////////////////////////////////////////////////////////////
//! Save PGM image file (with unsigned char as data element type)
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutSavePGMub( const char* file, unsigned char* data,
unsigned int w, unsigned int h);
////////////////////////////////////////////////////////////////////////////
//! Save PPM image file (with unsigned char as data element type)
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutSavePPMub( const char* file, unsigned char *data,
unsigned int w, unsigned int h);
////////////////////////////////////////////////////////////////////////////
//! Save PPM image file (with unsigned char as data element type, padded to
//! 4 bytes)
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutSavePPM4ub( const char* file, unsigned char *data,
unsigned int w, unsigned int h);
////////////////////////////////////////////////////////////////////////////
//! Save PGM image file (with unsigned int as data element type)
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutSavePGMi( const char* file, unsigned int* data,
unsigned int w, unsigned int h);
////////////////////////////////////////////////////////////////////////////
//! Save PGM image file (with unsigned short as data element type)
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutSavePGMs( const char* file, unsigned short* data,
unsigned int w, unsigned int h);
////////////////////////////////////////////////////////////////////////////
//! Save PGM image file (with float as data element type)
//! @param file name of the image file
//! @param data handle to the data read
//! @param w width of the image
//! @param h height of the image
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutSavePGMf( const char* file, float* data,
unsigned int w, unsigned int h);
////////////////////////////////////////////////////////////////////////////
// Command line arguments: General notes
// * All command line arguments begin with '--' followed by the token;
// token and value are seperated by '='; example --samples=50
// * Arrays have the form --model=[one.obj,two.obj,three.obj]
// (without whitespaces)
////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////
//! Check if command line argument \a flag-name is given
//! @return CUTTrue if command line argument \a flag_name has been given,
//! otherwise 0
//! @param argc argc as passed to main()
//! @param argv argv as passed to main()
//! @param flag_name name of command line flag
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutCheckCmdLineFlag( const int argc, const char** argv,
const char* flag_name);
////////////////////////////////////////////////////////////////////////////
//! Get the value of a command line argument of type int
//! @return CUTTrue if command line argument \a arg_name has been given and
//! is of the requested type, otherwise CUTFalse
//! @param argc argc as passed to main()
//! @param argv argv as passed to main()
//! @param arg_name name of the command line argument
//! @param val value of the command line argument
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutGetCmdLineArgumenti( const int argc, const char** argv,
const char* arg_name, int* val);
////////////////////////////////////////////////////////////////////////////
//! Get the value of a command line argument of type float
//! @return CUTTrue if command line argument \a arg_name has been given and
//! is of the requested type, otherwise CUTFalse
//! @param argc argc as passed to main()
//! @param argv argv as passed to main()
//! @param arg_name name of the command line argument
//! @param val value of the command line argument
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutGetCmdLineArgumentf( const int argc, const char** argv,
const char* arg_name, float* val);
////////////////////////////////////////////////////////////////////////////
//! Get the value of a command line argument of type string
//! @return CUTTrue if command line argument \a arg_name has been given and
//! is of the requested type, otherwise CUTFalse
//! @param argc argc as passed to main()
//! @param argv argv as passed to main()
//! @param arg_name name of the command line argument
//! @param val value of the command line argument
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutGetCmdLineArgumentstr( const int argc, const char** argv,
const char* arg_name, char** val);
////////////////////////////////////////////////////////////////////////////
//! Get the value of a command line argument list those element are strings
//! @return CUTTrue if command line argument \a arg_name has been given and
//! is of the requested type, otherwise CUTFalse
//! @param argc argc as passed to main()
//! @param argv argv as passed to main()
//! @param arg_name name of the command line argument
//! @param val command line argument list
//! @param len length of the list / number of elements
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutGetCmdLineArgumentListstr( const int argc, const char** argv,
const char* arg_name, char** val,
unsigned int* len);
////////////////////////////////////////////////////////////////////////////
//! Extended assert
//! @return CUTTrue if the condition \a val holds, otherwise CUTFalse
//! @param val condition to test
//! @param file __FILE__ macro
//! @param line __LINE__ macro
//! @note This function should be used via the CONDITION(val) macro
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutCheckCondition( int val, const char* file, const int line);
////////////////////////////////////////////////////////////////////////////
//! Compare two float arrays
//! @return CUTTrue if \a reference and \a data are identical,
//! otherwise CUTFalse
//! @param reference handle to the reference data / gold image
//! @param data handle to the computed data
//! @param len number of elements in reference and data
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutComparef( const float* reference, const float* data,
const unsigned int len);
////////////////////////////////////////////////////////////////////////////
//! Compare two integer arrays
//! @return CUTTrue if \a reference and \a data are identical,
//! otherwise CUTFalse
//! @param reference handle to the reference data / gold image
//! @param data handle to the computed data
//! @param len number of elements in reference and data
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutComparei( const int* reference, const int* data,
const unsigned int len );
////////////////////////////////////////////////////////////////////////////
//! Compare two unsigned char arrays
//! @return CUTTrue if \a reference and \a data are identical,
//! otherwise CUTFalse
//! @param reference handle to the reference data / gold image
//! @param data handle to the computed data
//! @param len number of elements in reference and data
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutCompareub( const unsigned char* reference, const unsigned char* data,
const unsigned int len );
////////////////////////////////////////////////////////////////////////////////
//! Compare two integer arrays witha n epsilon tolerance for equality
//! @return CUTTrue if \a reference and \a data are identical,
//! otherwise CUTFalse
//! @param reference handle to the reference data / gold image
//! @param data handle to the computed data
//! @param len number of elements in reference and data
//! @param epsilon epsilon to use for the comparison
////////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutCompareube( const unsigned char* reference, const unsigned char* data,
const unsigned int len, const int epsilon );
////////////////////////////////////////////////////////////////////////////
//! Compare two float arrays with an epsilon tolerance for equality
//! @return CUTTrue if \a reference and \a data are identical,
//! otherwise CUTFalse
//! @param reference handle to the reference data / gold image
//! @param data handle to the computed data
//! @param len number of elements in reference and data
//! @param epsilon epsilon to use for the comparison
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutComparefe( const float* reference, const float* data,
const unsigned int len, const float epsilon );
////////////////////////////////////////////////////////////////////////////
//! Compare two float arrays using L2-norm with an epsilon tolerance for
//! equality
//! @return CUTTrue if \a reference and \a data are identical,
//! otherwise CUTFalse
//! @param reference handle to the reference data / gold image
//! @param data handle to the computed data
//! @param len number of elements in reference and data
//! @param epsilon epsilon to use for the comparison
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutCompareL2fe( const float* reference, const float* data,
const unsigned int len, const float epsilon );
////////////////////////////////////////////////////////////////////////////
//! Timer functionality
////////////////////////////////////////////////////////////////////////////
//! Create a new timer
//! @return CUTTrue if a time has been created, otherwise false
//! @param name of the new timer, 0 if the creation failed
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutCreateTimer( unsigned int* name);
////////////////////////////////////////////////////////////////////////////
//! Delete a timer
//! @return CUTTrue if a time has been deleted, otherwise false
//! @param name of the timer to delete
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutDeleteTimer( unsigned int name);
////////////////////////////////////////////////////////////////////////////
//! Start the time with name \a name
//! @param name name of the timer to start
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutStartTimer( const unsigned int name);
////////////////////////////////////////////////////////////////////////////
//! Stop the time with name \a name. Does not reset.
//! @param name name of the timer to stop
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutStopTimer( const unsigned int name);
////////////////////////////////////////////////////////////////////////////
//! Resets the timer's counter.
//! @param name name of the timer to reset.
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
CUTBoolean CUTIL_API
cutResetTimer( const unsigned int name);
////////////////////////////////////////////////////////////////////////////
//! Returns total execution time in milliseconds for the timer over all
//! runs since the last reset or timer creation.
//! @param name name of the timer to return the time of
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
float CUTIL_API
cutGetTimerValue( const unsigned int name);
////////////////////////////////////////////////////////////////////////////
//! Return the average time in milliseconds for timer execution as the
//! total time for the timer dividied by the number of completed (stopped)
//! runs the timer has made.
//! Excludes the current running time if the timer is currently running.
//! @param name name of the timer to return the time of
////////////////////////////////////////////////////////////////////////////
DLL_MAPPING
float CUTIL_API
cutGetAverageTimerValue( const unsigned int name);
////////////////////////////////////////////////////////////////////////////
//! Macros
#ifdef _DEBUG
#if __DEVICE_EMULATION__
// Interface for bank conflict checker
#define CUT_BANK_CHECKER( array, index) \
(cutCheckBankAccess( threadIdx.x, threadIdx.y, threadIdx.z, blockDim.x, \
blockDim.y, blockDim.z, \
__FILE__, __LINE__, #array, index ), \
array[index])
#else
#define CUT_BANK_CHECKER( array, index) array[index]
#endif
# define CU_SAFE_CALL_NO_SYNC( call ) do { \
CUresult err = call; \
if( CUDA_SUCCESS != err) { \
fprintf(stderr, "Cuda driver error %x in file '%s' in line %i.\n", \
err, __FILE__, __LINE__ ); \
exit(EXIT_FAILURE); \
} } while (0)
# define CU_SAFE_CALL( call ) do { \
CU_SAFE_CALL_NO_SYNC(call); \
CUresult err = cuCtxSynchronize(); \
if( CUDA_SUCCESS != err) { \
fprintf(stderr, "Cuda driver error %x in file '%s' in line %i.\n", \
err, __FILE__, __LINE__ ); \
exit(EXIT_FAILURE); \
} } while (0)
# define CUDA_SAFE_CALL_NO_SYNC( call) do { \
cudaError err = call; \
if( cudaSuccess != err) { \
fprintf(stderr, "Cuda error in file '%s' in line %i : %s.\n", \
__FILE__, __LINE__, cudaGetErrorString( err) ); \
exit(EXIT_FAILURE); \
} } while (0)
# define CUDA_SAFE_CALL( call) do { \
CUDA_SAFE_CALL_NO_SYNC(call); \
cudaError err = cudaThreadSynchronize(); \
if( cudaSuccess != err) { \
fprintf(stderr, "Cuda error in file '%s' in line %i : %s.\n", \
__FILE__, __LINE__, cudaGetErrorString( err) ); \
exit(EXIT_FAILURE); \
} } while (0)
# define CUFFT_SAFE_CALL( call) do { \
cufftResult err = call; \
if( CUFFT_SUCCESS != err) { \
fprintf(stderr, "CUFFT error in file '%s' in line %i.\n", \
__FILE__, __LINE__); \
exit(EXIT_FAILURE); \
} } while (0)
# define CUT_SAFE_CALL( call) \
if( CUTTrue != call) { \
fprintf(stderr, "Cut error in file '%s' in line %i.\n", \
__FILE__, __LINE__); \
exit(EXIT_FAILURE); \
}
//! Check for CUDA error
# define CUT_CHECK_ERROR(errorMessage) do { \
cudaError_t err = cudaGetLastError(); \
if( cudaSuccess != err) { \
fprintf(stderr, "Cuda error: %s in file '%s' in line %i : %s.\n", \
errorMessage, __FILE__, __LINE__, cudaGetErrorString( err) );\
exit(EXIT_FAILURE); \
} \
err = cudaThreadSynchronize(); \
if( cudaSuccess != err) { \
fprintf(stderr, "Cuda error: %s in file '%s' in line %i : %s.\n", \
errorMessage, __FILE__, __LINE__, cudaGetErrorString( err) );\
exit(EXIT_FAILURE); \
} } while (0)
//! Check for malloc error
# define CUT_SAFE_MALLOC( mallocCall ) do{ \
if( !(mallocCall)) { \
fprintf(stderr, "Host malloc failure in file '%s' in line %i\n", \
__FILE__, __LINE__); \
exit(EXIT_FAILURE); \
} } while(0);
//! Check if conditon is true (flexible assert)
# define CUT_CONDITION( val) \
if( CUTFalse == cutCheckCondition( val, __FILE__, __LINE__)) { \
exit(EXIT_FAILURE); \
}
#else // not DEBUG
#define CUT_BANK_CHECKER( array, index) array[index]
// void macros for performance reasons
# define CUT_CHECK_ERROR(errorMessage)
# define CUT_CHECK_ERROR_GL()
# define CUT_CONDITION( val)
# define CU_SAFE_CALL_NO_SYNC( call) call
# define CU_SAFE_CALL( call) call
# define CUDA_SAFE_CALL_NO_SYNC( call) call
# define CUDA_SAFE_CALL( call) call
# define CUT_SAFE_CALL( call) call
# define CUFFT_SAFE_CALL( call) call
# define CUT_SAFE_MALLOC( mallocCall ) mallocCall
#endif
#if __DEVICE_EMULATION__
# define CUT_DEVICE_INIT(ARGC, ARGV)
#else
# define CUT_DEVICE_INIT(ARGC, ARGV) { \
int deviceCount; \
CUDA_SAFE_CALL_NO_SYNC(cudaGetDeviceCount(&deviceCount)); \
if (deviceCount == 0) { \
fprintf(stderr, "cutil error: no devices supporting CUDA.\n"); \
exit(EXIT_FAILURE); \
} \
int dev = 0; \
cutGetCmdLineArgumenti(ARGC, (const char **) ARGV, "device", &dev); \
if (dev > deviceCount-1) dev = deviceCount - 1; \
cudaDeviceProp deviceProp; \
CUDA_SAFE_CALL_NO_SYNC(cudaGetDeviceProperties(&deviceProp, dev)); \
if (deviceProp.major < 1) { \
fprintf(stderr, "cutil error: device does not support CUDA.\n"); \
exit(EXIT_FAILURE); \
} \
if (cutCheckCmdLineFlag(ARGC, (const char **) ARGV, "quiet") == CUTFalse) \
fprintf(stderr, "Using device %d: %s\n", dev, deviceProp.name); \
CUDA_SAFE_CALL(cudaSetDevice(dev)); \
}
#endif
# define CUT_DEVICE_INIT_DRV(cuDevice, ARGC, ARGV) { \
cuDevice = 0; \
int deviceCount = 0; \
CUresult err = cuInit(0); \
if (CUDA_SUCCESS == err) \
CU_SAFE_CALL_NO_SYNC(cuDeviceGetCount(&deviceCount)); \
if (deviceCount == 0) { \
fprintf(stderr, "cutil error: no devices supporting CUDA\n"); \
exit(EXIT_FAILURE); \
} \
int dev = 0; \
cutGetCmdLineArgumenti(ARGC, (const char **) ARGV, "device", &dev); \
if (dev > deviceCount-1) dev = deviceCount - 1; \
CU_SAFE_CALL_NO_SYNC(cuDeviceGet(&cuDevice, dev)); \
char name[100]; \
cuDeviceGetName(name, 100, cuDevice); \
if (cutCheckCmdLineFlag(ARGC, (const char **) ARGV, "quiet") == CUTFalse) \
fprintf(stderr, "Using device %d: %s\n", dev, name); \
}
#define CUT_EXIT(argc, argv) \
if (!cutCheckCmdLineFlag(argc, (const char**)argv, "noprompt")) { \
printf("\nPress ENTER to exit...\n"); \
fflush( stdout); \
fflush( stderr); \
getchar(); \
} \
exit(EXIT_SUCCESS);
#ifdef __cplusplus
}
#endif // #ifdef _DEBUG (else branch)
#endif // #ifndef _CUTIL_H_